Obtain an expression for magnetic induction at the centre of current carrying circular coil.

Derive an expression for magnetic induction at a point along axis of current carrying circular coil .

The magnetic field at the centre of the current carrying coil

The magnetic induction at the centre of a current carrying circular coil of radius 10cm is 5sqrt(5) times the magnetic induction at a point on its axis. The distance of the point from the centre of the coil in m is

The ratio of magnetic field at the centre of a current carrying circular coil to its magnetic momnts is x. If the current and radius both are doubble the new ratio will become

Define magnetic dipole moment of a current carrying coil.

Define magnetic dipole moment for a current carrying circular loop.

The direction of magnetic moment of a current carrying circular coil is

State the expression for the magnetic field at the centre of a full circle of a wire carrying a current I.

State the expression for magnetic field at an axial point produced by current carrying loop. Hence find the expression for the magnetic field:- at the centre of a coil having N turns.

State the expression for magnetic field at an axial point produced by current carrying loop. Hence find the expression for the magnetic field:- at the centre of a loop,